Public water system · MN5820501
ActiveKeystone Wedding & Events
At a glance
Keystone Wedding & Events (PWSID MN5820501) is an active transient non-community water system in Washington County, Minnesota. It reports serving 250 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
250
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Keystone Wedding & Events compare with other water systems in Washington County?
By EPA's size categories, Keystone Wedding & Events is a very small system (500 people or fewer). Washington County has 192 active public water systems. Its population served is well below the county average of 1,376 people per system, and accounts for less than 0.1% of the 264,205 people reported by systems filed under the county. Across Minnesota, the 6,465 active systems average 820 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Keystone Wedding & Events is about 74% above that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Minnesota has 5,008 active transient non-community water systems, 77% of the state's 6,465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,261 Minnesota systems (97%) list groundwater as their primary source.
Who owns and regulates Keystone Wedding & Events?
EPA lists Keystone Wedding & Events as privately owned. The MN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 149 of the 192 active systems in Washington County (78%) are also privately owned.
Does Keystone Wedding & Events have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Keystone Wedding & Events. For the latest compliance status, check EPA ECHO for current compliance history.
Keystone Wedding & Events: frequently asked questions
Who runs Keystone Wedding & Events?
Keystone Wedding & Events (PWSID MN5820501) is a transient non-community water system privately owned. It is regulated by the MN state drinking water program.
How many people does Keystone Wedding & Events serve?
Keystone Wedding & Events reports serving 250 people through 1 service connection in Washington County, Minnesota.
Where does Keystone Wedding & Events get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Keystone Wedding & Events have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Keystone Wedding & Events' water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the MN state drinking water program.
Where can I find Keystone Wedding & Events' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Keystone Wedding & Events is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Woodbury | Washington | 82,643 | Community | Groundwater |
| Cottage Grove | Washington | 42,760 | Community | Groundwater |
| Oakdale | Washington | 30,144 | Community | Groundwater |
| Stillwater | Washington | 19,462 | Community | Groundwater |
| Hugo | Washington | 12,047 | Community | Groundwater |
| Forest Lake | Washington | 11,800 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Keystone Wedding & Events, PWSID MN5820501, Minnesota”, https://aquacensus.com/water-systems/minnesota/keystone-wedding-events-mn5820501 (data as of October 1, 2026).